private Task UpdatePostAuthors(UserNameChangeLog change)
{
return(_context.Posts.UpdateManyAsync(
el => el.Author == change.Old,
Builders <Post> .Update.Set(el => el.Author, change.New),
new UpdateOptions {
IsUpsert = false
}
));
}
public async Task RenameUser(string newName)
{
var changeLog = new UserNameChangeLog {
Old = User.Login, New = newName
};
var setter = Builders <User> .Update.Set(el => el.Login, newName);
await _context.Users.UpdateOneAsync(el => el.Id == User.Id, setter);
await _context.UserNameChangeLogs.InsertOneAsync(changeLog);
User.Login = newName;
}
private Task UpdatePostEmotions(UserNameChangeLog change)
{
return(_context.Posts.UpdateManyAsync(
el => el.Emotions.Any(e => e.Author == change.Old),
Builders <Post> .Update.Set("Emotions.$[g].Author", change.New),
new UpdateOptions
{
ArrayFilters = new List <ArrayFilterDefinition>
{
new BsonDocumentArrayFilterDefinition <BsonDocument>(new BsonDocument("g.Author", change.Old)),
},
IsUpsert = false
}
));
}
private Task UpdateUserFriends(UserNameChangeLog change)
{
return(_context.Users.UpdateManyAsync(
el => el.Friends.Contains(change.Old),
Builders <User> .Update.Set("Friends.$[g]", change.New),
new UpdateOptions
{
ArrayFilters = new List <ArrayFilterDefinition>
{
new BsonDocumentArrayFilterDefinition <BsonDocument>(new BsonDocument("g", change.Old)),
},
IsUpsert = false
}
));
}
